[45] Voir par exemple OCDE, 2002: Household Energy Water Consumption and Waste Generation: Trends, Environmental Impacts and Policy Responses, ENV/EPOC/WPNEP(2001)25, Paris: Organisation de Coopération et de Développement économiques, pp. 67-62.
[45] Zie bv. OESO, 2002: Household Energy Water Consumption and Waste Generation: Trends, Environmental Effects and Policy Responses, ENV/EPOC/WPNEP(2001)25, Parijs: Organisatie voor Economische Samenwerking en Ontwikkeling, blz. 67-62.